POTRZEBUJE TEDO DO JUTRA DO GODZ. 7.00 (RANO)
a)(4-x)-(2x+3)+(x-4)=-(2x-3)-(x+7)
b)-(4-2x)-(2x+4)=(3x-1)+(2x-5)-(7-3x)
c)3(x-4)-4(2x-7)=2(x-5)
d)2(2x-3)+3(4-x)=-(x-1)
e)6(x+1)+3(2-x)=2(2x-1)-(4-x)
f)2((x-7)-3(x+2)=4(x+3)+2(x-9)
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a)(4-x)-(2x+3)+(x-4)=-(2x-3)-(x+7)
4-x-2x-3+x-4=-2x+3-x-7
-x-2x+x+2x+x=3-7-4+3+4
x=-1
b)-(4-2x)-(2x+4)=(3x-1)+(2x-5)-(7-3x)
-4+2x-2x-4=3x-1+2x-5-7+3x
2x-2x-3x-2x-3x=-1-5-7+4+4
-8x=-5/:(-8)
x=
c)3(x-4)-4(2x-7)=2(x-5)
3x-12-8x+28=2x-10
3x-8x-2x=-10+12-28
-7x=-26/:(-7)
x=3
d)2(2x-3)+3(4-x)=-(x-1)
4x-6+12-3x=-x+1
4x-3x+x=1+6-12
2x=-5/:2
x=-2
e)6(x+1)+3(2-x)=2(2x-1)-(4-x)
6x+6+6-3x=4x-2-4+x
6x-3x-4x-x=-2-4-6-6
-2x=-18/:(-2)
x=9
f)2((x-7)-3(x+2)=4(x+3)+2(x-9)
2x-14-3x-6=4x+12+2x-18
2x-3x-4x-2x=12-18+14+6
-7x=14/:(-7)
x=-2